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24 Cards in this Set
- Front
- Back
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PURPOSE OF THE ENGINE COOLING SYSTEM
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MAINTAIN EFFICIENT ENGINE OPERATING TEMPERATURES AT ALL ENGINE SPEEDS AND ALL DRIVING CONDITIONS
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TWO TYPES OF ENGINE COOLING SYSTEMS USED IN THE GASOLINE ENGINES
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LIQUID AIR |
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AIR COOLED ENGINES USE WHAT TO COOL THE ENGINE
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COOLING FANS
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DRAWS COOLANT FROM THE BOTTOM RADIATOR HOSE AND PUMPS IT THROUGH THE ENGINE
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WATER PUMP PULLEY
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WHAT ACTS AS A LUBRICANT FOR THE WATER PUMP
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ANTIFREEZE
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A TEMPERATURE SENSITIVE VALVE, WHOSE PURPOSE IS TO REGULATE ENGINE COOLANT TEMPERATURE
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THERMOSTAT
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THREE TYPES OF HOSE USED IN THE ENGINE COOLANT SYSTEM
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HEATER HOSE UPPER RAD HOSE LOWER RAD HOSE |
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radiator caps permit WHAT to build in the cooling system
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PRESSURE
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FOR EACH POUND OF PRESSURE ALLOWED TO BUILD IN THE COOLING SYSTEM, THE BOILING POINT IS RAISED MY HOW MANY degrees
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THREE DEGREES
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THIS VALVE PERMITS RELIEF OF EXCESS POWER
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PRESSURE RELIEF VALVE
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WHAT PULLS AIR THROUGH THE RADIATOR
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FAN
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ASSURES THAT ALL AIR MOVED BY THE FAN PASSES THROUGH THE RADIATOR
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RADIATOR SHROUD
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THE WATER PUMP IS WHAT TYPES OF PUMPS
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IMPELLER OR CENTRIFUGAL |
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WHAT IS DRIVEN BY THE BELT ON THE CRANKSHAFT PULLEY
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THE WATER PUMP
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THE FIRST STEP TOWARDS DIAGNOSING COOLING SYSTEM PROBLEMS INVOLVES
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GATHERING INFORMATION
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WHAT SHOULD BE USED WHEN PROBLEMS ARE DIFFICULT TO LOCATE
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COOLING SYSTEM DIAGNOSTIC CHART
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A VISUAL INSPECTION WILL FREQUENTLY REVEAL WHAT
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THE SOURCE OF THE COOLING SYSTEM PROBLEM
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WHAT IS USED TO QUICKLY LOCATE LEAKS
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COOLING SYSTEM PRESSURE TEST
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MAY BE INDICATED BY SLOW ENGINE WARMUP, INSUFFICIENT WARMTH FROM THE HEATER, LOW FUEL ECONOMY, SLUGGISH ENGINE PERFORMANCE, OR A LOW READING FROM THE COOLANT TEMP SENSOR
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OVERCOOLING
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HOW DO YOU CHECK FOR WORN WATER PUMP BEARING
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PRESSURE TEST SYSTEM AND WATCH FOR LEAKAGE AT THE PUMP
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NORMALLY, THE ROD ON THE THERMOSTAT SHOULD FACE WHAT
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RADIATOR HOSE
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A SOFTENED LOWER RADIATOR HOSE CAN COLLAPSE FROM WHAT
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SUCTION OF THE WATER PUMP
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HOW DO YOU TEST A THERMOSTATIC FAN CLUTCH
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START THE ENGINE
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OLD ANTIFREEZE AND WATER MIXES WILL BECOME............
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ACIDIC
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